/*
* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
*    1. Redistributions of source code must retain the above copyright notice, this list of
*       conditions and the following disclaimer.
*
*    2. Redistributions in binary form must reproduce the above copyright notice, this list
*       of conditions and the following disclaimer in the documentation and/or other materials
*       provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* The views and conclusions contained in the software and documentation are those of the
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*/

package mage.choices;

import java.util.ArrayList;
import java.util.List;
import mage.Constants.Outcome;
import mage.abilities.Ability;
import mage.game.Game;
import mage.players.Player;

/**
 *
 * @author BetaSteward_at_googlemail.com
 */
public class Choices extends ArrayList<Choice>{

	protected Ability source;
	protected Outcome outcome;

	public Choices(Ability ability) {
		this.source = ability;
	}

	public void setSource(Ability ability) {
		this.source = ability;
	}

	@Override
	public boolean add(Choice choice) {
		choice.setAbility(source);
		return super.add(choice);
	}

	public List<Choice> getUnchosen() {
		List<Choice> unchosen = new ArrayList<Choice>();
		for (Choice choice: this) {
			if (!choice.isChosen())
				unchosen.add(choice);
		}
		return unchosen;
	}

	public void clearChosen() {
		for (Choice choice: this) {
			choice.clearChoice();
		}
	}

	public boolean isChosen() {
		for (Choice choice: this) {
			if (!choice.isChosen())
				return false;
		}
		return true;
	}

	public boolean choose(Game game) {
		if (this.size() > 0) {
			Player player = game.getPlayer(this.source.getControllerId());
			while (!isChosen()) {
				Choice choice = this.getUnchosen().get(0);
				if (!player.choose(outcome, choice, game))
					return false;
			}
		}
		return true;
	}

}
